---

yaml --- r: 255659 b: refs/heads/master c: a364c8c h: refs/heads/master i: 255657: 81c0036 255655: 75cfa47 v: v3
git-mirror · Jun 21, 2011 · 312818e · 312818e
1 parent ecfe981
commit 312818e
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Showing 3 changed files with 28 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f9ae7e4b515c4d56baf6e0e84ebee2e03ae57a25
+refs/heads/master: a364c8cf80251849bab207be8c9e66253c8ca8f8
diff --git a/trunk/include/net/dcbnl.h b/trunk/include/net/dcbnl.h
@@ -32,6 +32,7 @@ u8 dcb_setapp(struct net_device *, struct dcb_app *);
 u8 dcb_getapp(struct net_device *, struct dcb_app *);
 int dcb_ieee_setapp(struct net_device *, struct dcb_app *);
 int dcb_ieee_delapp(struct net_device *, struct dcb_app *);
+u8 dcb_ieee_getapp_mask(struct net_device *, struct dcb_app *);
 
 int dcbnl_notify(struct net_device *dev, int event, int cmd, u32 seq, u32 pid);
 

diff --git a/trunk/net/dcb/dcbnl.c b/trunk/net/dcb/dcbnl.c
@@ -1928,6 +1928,32 @@ u8 dcb_setapp(struct net_device *dev, struct dcb_app *new)
 }
 EXPORT_SYMBOL(dcb_setapp);
 
+/**
+ * dcb_ieee_getapp_mask - retrieve the IEEE DCB application priority
+ *
+ * Helper routine which on success returns a non-zero 802.1Qaz user
+ * priority bitmap otherwise returns 0 to indicate the dcb_app was
+ * not found in APP list.
+ */
+u8 dcb_ieee_getapp_mask(struct net_device *dev, struct dcb_app *app)
+{
+	struct dcb_app_type *itr;
+	u8 prio = 0;
+
+	spin_lock(&dcb_lock);
+	list_for_each_entry(itr, &dcb_app_list, list) {
+		if (itr->app.selector == app->selector &&
+		    itr->app.protocol == app->protocol &&
+		    (strncmp(itr->name, dev->name, IFNAMSIZ) == 0)) {
+			prio |= 1 << itr->app.priority;
+		}
+	}
+	spin_unlock(&dcb_lock);
+
+	return prio;
+}
+EXPORT_SYMBOL(dcb_ieee_getapp_mask);
+
 /**
  * dcb_ieee_setapp - add IEEE dcb application data to app list
  *